{"product_id":"dc-usb-multimeter-tester-13-in-1-oled-type-c-charger-testing","title":"13-in-1 DC USB Multimeter Tester | 4.5–50V 12A OLED Type-C","description":"\u003ch2\u003eKnow Exactly What Your Charger Is Doing — In Real Time\u003c\/h2\u003e\n\u003cp\u003eStop guessing and start knowing. This compact 13-in-1 DC USB Multimeter Tester gives you a live, crystal-clear readout of voltage, current, power, energy, capacity, and more — all on a single 0.85-inch OLED display. Whether you're testing a fast charger, monitoring a DIY circuit, or verifying your power bank's output, this little device delivers big insight in seconds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love This USB Multimeter\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e13 Parameters on One Screen:\u003c\/strong\u003e Simultaneously measures voltage, current, power, electrical energy, capacity (mAh), timing, temperature, current direction, max voltage\/current\/power, and more — no toggling needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e0.85\" OLED HD Display:\u003c\/strong\u003e Crisp, high-contrast readout that's easy to read at a glance in any lighting condition. Screen rotation via button press — 360° adjustable.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Measurement Range:\u003c\/strong\u003e Voltage: 4.50–50.0V (0.01V resolution) | Current: 0–12A (0.01A) | Power: 0–600W | Capacity: 0–99,999mAh | Energy: 0–9,999Wh | Temperature: 0–100°C | Timing: up to 999H 59M 59S.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Charge Protocol Detection:\u003c\/strong\u003e Supports PD2.0, PD3.0, PD3.1, PPS, QC2.0, QC3.0, FCP, SCP, AFC, PE, DASH, VOOC, and SuperVOOC — perfect for identifying and verifying fast-charging protocols.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo-Way Current Testing:\u003c\/strong\u003e Detect both charge-in and charge-out current directions for comprehensive circuit monitoring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRugged CNC Metal Shell:\u003c\/strong\u003e Dustproof and drop-resistant enclosure built for workshop, bench, and on-the-go use. Plastic + metal construction for durability without added bulk.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull Interface Compatibility:\u003c\/strong\u003e Works with Type-C connections and supports virtually all major charging interfaces for broad device compatibility.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e12A High-Current Terminal:\u003c\/strong\u003e Handles high-power testing scenarios with a stable, reliable 12A terminal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo Display Page Modes:\u003c\/strong\u003e Switch between display layouts for the view that best suits your testing workflow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.50 – 50.0V (0.01V resolution)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.00 – 12.0A (0.01A resolution)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Calculation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.00 – 600.00W (0.01W resolution)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCapacity Accumulation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 – 99,999mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnergy Accumulation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 – 9,999Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 – 100°C (1°C resolution)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTiming\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 999H 59M 59S\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.85\" OLED HD\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.3 × 2.5 × 1.0 cm (1.69 × 0.98 × 0.39 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterials\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic + CNC Metal\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColors Available\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMulticolor \/ Gray\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × DC USB Multimeter Tester\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCharger testing and verification (wall adapters, power banks, car chargers)\u003c\/li\u003e\n  \u003cli\u003eFast-charge protocol identification (PD, QC, VOOC, and more)\u003c\/li\u003e\n  \u003cli\u003eDIY electronics projects and circuit monitoring\u003c\/li\u003e\n  \u003cli\u003eBattery capacity testing and energy auditing\u003c\/li\u003e\n  \u003cli\u003eTech enthusiasts, makers, and repair professionals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/sata-power-splitter-cable-1-to-5-18awg-hdd-ssd-extension\"\u003e1 to 5 SATA Power Splitter Cable 18AWG | HDD SSD Extension\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/usb-to-4-type-c-multi-charging-cable-1-to-4-splitter-cord\"\u003e1-to-4 USB to Type-C Multi Charging Cable | 4-Port Power Cord\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on electrical safety standards, visit the U.S. Consumer Product Safety Commission (CPSC), which provides guidance on the safe use of electronics and electrical testing equipment.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What fast-charge protocols does this USB multimeter tester support?\u003c\/h4\u003e\n\u003cp\u003eA: This DC multimeter supports a wide range of fast-charge protocols including PD2.0, PD3.0, PD3.1, PPS, QC2.0, QC3.0, FCP, SCP, AFC, PE, DASH, VOOC, and SuperVOOC — making it compatible with virtually all modern fast-charging standards.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this tester work with Type-C chargers and cables?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The tester features full Type-C interface compatibility and supports two-way current testing, so you can monitor both charge input and output through USB Type-C connections with ease.\u003c\/p\u003e\n\u003ch4\u003eQ: How many parameters can I read at once on the OLED display?\u003c\/h4\u003e\n\u003cp\u003eA: The 0.85-inch OLED display shows up to 13 parameters simultaneously — including voltage, current, power, energy, capacity (mAh), temperature, timing, current direction, and peak values — so you always have a complete picture of your charging session without switching screens.\u003c\/p\u003e\n\u003ch4\u003eQ: Do I need a battery to power the USB multimeter?\u003c\/h4\u003e\n\u003cp\u003eA: No batteries are required. The DC USB multimeter tester draws power directly from the circuit being tested, so it's always ready to use whenever you plug it in.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What fast-charge protocols does this USB multimeter tester support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This DC multimeter supports a wide range of fast-charge protocols including PD2.0, PD3.0, PD3.1, PPS, QC2.0, QC3.0, FCP, SCP, AFC, PE, DASH, VOOC, and SuperVOOC — making it compatible with virtually all modern fast-charging standards.\"}}, {\"@type\": \"Question\", \"name\": \"Does this tester work with Type-C chargers and cables?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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